Windshield replacement is the process of removing a damaged windshield from a vehicle and installing a new one in its place. A windshield is an important safety feature of a vehicle, providing protection from wind, rain, and debris while driving. A damaged or cracked windshield can compromise the safety of the vehicle and its passengers, making replacement crucial.
Step 1: Removing the Trim
The first step in windshield replacement is removing the trim that surrounds the windshield. The trim is the plastic or rubber piece that covers the edge of the windshield and seals it to the vehicle. It needs to be removed to access the windshield and properly install the new one.
Special tools such as trim removal tools or pry bars are used to remove the trim. Care must be taken to avoid damaging the trim or the vehicle’s paint. Once the trim is removed, the windshield is exposed and ready to be removed.
Step 2: Removing the Windshield
To remove the windshield, suction cups are attached to the glass to prevent damage and provide a secure grip. Special tools are then used to cut through the urethane adhesive that holds the windshield in place. The windshield is carefully lifted out of the vehicle and placed in a safe location to avoid damage.
Step 3: Cleaning Out and Preparing the Pinch Weld
The pinch weld is the metal lip that surrounds the perimeter of the windshield opening. It needs to be cleaned and prepared for the new windshield to ensure a proper seal. A wire brush or other cleaning tools are used to remove any rust, debris, or old adhesive from the pinch weld. A primer may be applied to promote adhesion of the new urethane adhesive.
Step 4: Applying Urethane
Urethane is a strong adhesive that holds the windshield in place and creates a watertight seal. It is applied to the pinch weld in a continuous bead using a special applicator gun. The bead must be applied quickly and evenly to ensure a secure bond.
Step 5: Installing the New Windshield
The new windshield is carefully positioned and lowered into place on top of the urethane bead. The suction cups are used to guide the windshield into position and prevent it from touching the adhesive. Once in place, the windshield is firmly pressed down to ensure full contact with the urethane adhesive.
It is important to let the urethane cure for a period of time before driving the vehicle. The cure time can vary depending on the type of urethane used and the temperature and humidity levels. A professional installer will advise on the appropriate cure time.
windshield replacement is an important process that should be carried out by a professional. The steps involved include removing the trim, removing the windshield, cleaning and preparing the pinch weld, applying urethane, and installing the new windshield. By working with a reputable auto glass company, you can ensure proper installation and maximum safety for your vehicle and its passengers.